[Ips-dhfpr] IPS Daily HF Prop Report - 15 August 04
rwc at ips.gov.au
Mon Aug 16 09:13:46 EST 2004
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z AUGUST 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (15 AUGUST)
Date T index Conditions
15 Aug 68 Normal
Flares Max Fadeout Freq. Sectors
M1.2 0508UT possible lower E. Asia/Aust.
M1.2 0600UT possible lower Mid East/Indian
M2.6 1132UT possible lower European
M9.4 1241UT probable lower European
M1.2 1845UT possible lower East Pacific/
Equatorial PNG Region:
Enhanced by 30% during local day,
Enhanced by 70% during local night.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Enhanced by 20% after local dawn.
Southern Australian and New Zealand Region:
Enhanced by 15% during local day,
Enhanced by 20% during local night.
Enhanced by 25% after local dawn.
Antarctic Region (Casey/Scott Base):
Enhanced by 45% over the UT day.
PCA Event : No event.
Predicted Monthly T index for August: 39
2. FORECAST (16 AUGUST - 18 AUGUST)
Date T index Conditions MUFs
16 Aug 65 Normal-Fair Enhanced 10% to depressed 10-20%.
17 Aug 40 Normal-Fair depressed 5 to 15%/near predicted
18 Aug 55 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 35 was issued on 15 August
and is current for interval 16-17 August. Mostly normal HF conditions
are initially expected for 16 August, with mildly degraded HF
conditions expected for late 16 early 17 August for southern
Aus/NZ regions only, as the result of anticipated mildly elevated
levels of geomagnetic activity. SWFs are expected to continue
for the next few days.
For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary on Solar Terrestrial Terms.
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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